Re: [PATCH] sched/deadline: do not try to push tasks if pinned task switches to dl
From: Peter Zijlstra
Date: Fri Oct 10 2014 - 06:10:23 EST
On Fri, Oct 10, 2014 at 10:43:17AM +0800, Wanpeng Li wrote:
> As Kirill mentioned(https://lkml.org/lkml/2013/1/29/118):
> | If rq has already had 2 or more pushable tasks and we try to add a
> | pinned task then call of push_rt_task will just waste a time.
> Just switched pinned task is not able to be pushed. If the rq had had
> several dl tasks before they have already been considered as candidates
> to be pushed (or pulled). This patch does the same behavior as rt class
> which introduced by commit 104479 (sched/rt: Do not try to push tasks
> if pinned task switches to RT).
Checkpatch rightly complains:
ERROR: Please use 12 or more chars for the git commit ID like: 'commit 10447917551e ("sched/rt: Do not try to push tasks if pinned task switches to RT")'
which introduced by commit 104479 (sched/rt: Do not try to push tasks
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/